DL

Derek A. Ladd

AC Acushnet: 358 patents #3 of 496Top 1%
📍 Acushnet, MA: #1 of 51 inventorsTop 2%
🗺 Massachusetts: #11 of 88,656 inventorsTop 1%
Overall (All Time): #828 of 4,157,543Top 1%
360
Patents All Time

Issued Patents All Time

Showing 101–125 of 360 patents

Patent #TitleCo-InventorsDate
8845456 Multi-piece golf ball comprising low hardness gradient core Brian Comeau, Michael J. Sullivan, Douglas E. Jones 2014-09-30
8840494 Multi-layer golf ball Michael J. Sullivan, William E. Morgan, Herbert C. Boehm 2014-09-23
8840492 Multi-layer golf ball Michael J. Sullivan, Edmund A. Hebert, Douglas E. Jones 2014-09-23
8840491 Multi-layer golf ball Michael J. Sullivan, Edmund A. Hebert, Douglas E. Jones 2014-09-23
8834299 Multi-layer core golf ball Michael J. Sullivan 2014-09-16
8834298 Multi-layer core golf ball Michael J. Sullivan 2014-09-16
8834297 Multi-layer core golf ball Michael J. Sullivan 2014-09-16
8784237 Multi-layer golf ball Michael J. Sullivan, William E. Morgan, Herbert C. Boehm 2014-07-22
8784236 Golf balls having dual cores made of polybutadiene rubber / ionomer blends Michael J. Sullivan 2014-07-22
8740726 Golf balls having at least two core layers formed from HNP compositions Michael J. Sullivan, Edmund A. Hebert, Douglas E. Jones 2014-06-03
8740724 Golf balls having a low modulus HNP layer and a high modulus HNP layer Michael J. Sullivan, Edmund A. Hebert, Douglas E. Jones 2014-06-03
8715112 Multi-layer core golf ball Michael J. Sullivan, Brian Comeau, Douglas S. Goguen 2014-05-06
8715111 Multi-layer core golf ball Michael J. Sullivan, Antonio U. DeSimas 2014-05-06
8715110 Foam-core golf balls Michael J. Sullivan, Edmund A. Herbert 2014-05-06
8702536 Golf balls having at least two core layers formed from HNP compositions Michael J. Sullivan, Edmund A. Hebert, Douglas E. Jones 2014-04-22
8702535 Multi-layered core golf ball Michael J. Sullivan, Antonio U. DeSimas 2014-04-22
8690712 Golf ball comprising a core layer having a hardness gradient and trans gradient Brian Comeau, Michael J. Sullivan, David A. Bulpett 2014-04-08
8617003 Golf ball having specific spin, moment of inertia, lift, and drag relationship Michael J. Sullivan, Edmund A. Hebert, Laurent Bissonnette 2013-12-31
8618197 Highly-neutralized thermoplastic copolymer center for improved multi-layer core golf ball Michael J. Sullivan, Michael D. Jordan 2013-12-31
8586678 Blends of linear and branched neodymium-catalyzed rubber formulations for use in golf balls Michael J. Sullivan, Brian Comeau, David A. Bulpett 2013-11-19
8562461 Multi-layer core golf ball having opposing hardness gradient with steep gradient outer core layer Michael J. Sullivan, Brian Comeau 2013-10-22
8556748 Multi-layer core golf ball Michael J. Sullivan, Edmund A. Hebert 2013-10-15
8529372 Multi-layer golf ball Michael J. Sullivan, Edmund A. Hebert 2013-09-10
8512166 Golf ball having specific spin, moment of inertia, lift, and drag relationship Michael J. Sullivan, Edmund A. Hebert, Laurent Bissonnette 2013-08-20
8500575 Golf ball comprising a core layer having a hardness gradient and trans gradient Brian Comeau, Michael J. Sullivan, David A. Bulpett 2013-08-06